/***总容器***/
.wrapper{
    width: 100%;
    height: 100%;
    background-color: white;
}
/********* header ********/
.wrapper header{
    width: 100%;
    height: 11vw;
    color: #000;
    font-size: 4.8vw;

    position: fixed;
    left: 0;
    top: 0;
    z-index: 1000;

    display: flex;
    align-items: center;
}
.wrapper .header-left{
    padding-left: 2vw;
    font-size: 8vw;
    font-weight: 500;
}

.wrapper .header-text{
    display: flex;
    align-items: center;
    background-color: #EEe;
    margin-left: 4vw;
    padding-left: 3vw;
    border-radius: 20px;
    height: 10vw;
    width: 82vw;
    margin-top: 2vw;
}
.wrapper .header-text p:first-of-type{
    font-weight: 500;
}
.wrapper .header-text .fa-caret-down{
    color: #666666;
}
.wrapper .header-text p:last-of-type{
    color: #BBBBBB;
    font-size: 4vw;
}

.wrapper .text{
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 25vw;
}

.wrapper .text .text-left{
    padding-left: 3vw;
}
.wrapper .text .text-left h4{
    font-size: 5vw;
    margin-bottom: 1vw;
}
.wrapper .text .text-left p{
    color: #BBBBBB;
    font-size: 4vw;
}
.wrapper .text .text-right img{
    height: 5vw;
    padding-right: 3vw;
}

.wrapper .word-book{
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    padding-left: 3vw;
    padding-right: 3vw;
    padding-top: 4vw;
}

.wrapper .word-book li{
    width: 48%;
    background-color: #EEE;
    height: 55vw;
    border-radius: 8px;

}
.wrapper .word-book li img{
    height: 100%;
    width: 100%;
    border-radius: 8px;
}

.wrapper .word-book li:first-of-type{
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}
.wrapper .word-book li:first-of-type p:first-of-type{
    margin-bottom: 1vw;
    font-size: 6vw;
}
.wrapper .word-book li:first-of-type p{
    color: #BBB;
}